@robertroot123
I am Robert Root work as a software engineer at MacSonik Software. We develop premium products for Mac users and we also offer a wide range of DIY Commercial, Shareware, and Freeware Utility Software that helps Businesses, Enterprises, and SMEs to Migrate, Backup, and Convert Data on a Mac Operating System. We have a great tool to perform all the possible tasks on the PDF files. It can split, merge, lock, and unlock the PDF files on Mac.